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Polished-Rod Clamp.

Description: Patent for improvements in Polished-Rod Clamps that "quickly and easily attached to a rod without the use of tools" (lines 56-57) and "be easily operated at a distance from a pump" (lines 59-60).
Date: November 8, 1921
Creator: Weister, Edward P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combined Blacking Brush and Blacking Box Holder.

Description: Patent for a new and improved combination blacking brush and blacking box holder. This design consists in "[t]he combination, with a blacking brush, of a swinging frame held on the back of the brush, and of devices for holding a blacking-box loosely, so as to be adapted to be rotated in the said swinging frame" (lines 82-86).
Date: April 3, 1883
Creator: Wood, Edmund Lorenzo
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Letter from N. D. Gallagher Clay Products Corporation]

Description: Letter from E. L. Elkins from N. D. Gallagher Clay Products Corporation in regards to the company reducing the amount of states they work in down to just three in hope to give better and faster service to the states they are delivering to. Includes a blank order form with a list of their products and their prices.
Date: 1948~
Creator: Elkins, E. L.
Item Type: Refine your search to only Letter
Partner: Rosenberg Library
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